import { Link, useNavigate } from 'react-router-dom'
import { Popconfirm,Card, Breadcrumb, Form, Button, Radio, DatePicker, Select ,Table, Tag, Space} from 'antd'
import locale from 'antd/es/date-picker/locale/zh_CN'
import { EditOutlined, DeleteOutlined } from '@ant-design/icons'
import img404 from '@/assets/error.png'
import { useChannel } from '@/hooks/useChannel'
import { useEffect, useState } from 'react'
import { getArticleListApi ,delArticleApi} from '@/apis/article'

const { Option } = Select
const { RangePicker } = DatePicker


const Article = () => {
  const navigate = useNavigate()
  const {channelList} = useChannel()
  // 定义状态枚举
  const status = {
    1: <Tag color="orange">待审核</Tag>,
    2: <Tag color="green">审核通过</Tag>
  }



  //筛选功能
  const [reqData,setReqData] = useState({
    status:'',
    channel_id:'',
    begin_pubdate:'',
    end_pubdate:'',
    page:1,
    per_page:4
  })
  //获取文章列表
  const [list,setList] = useState([])
  const [count,setCount] = useState(0)
  useEffect(()=>{
    async function getList() {
      const res = await getArticleListApi(reqData)
      setList(res.data.results)
      setCount(res.data.total_count)
    }
    getList()
  },[reqData])
  //拿筛选数据
  const onFinish = (formValue) =>{
    setReqData({
      ...reqData,
      channel_id:formValue.channel_id,
      status:formValue.status,
      begin_pubdate:formValue.date[0].format('YYYY-MM-DD') || '',
      end_pubdate:formValue.date[1].format('YYYY-MM-DD') || '',
    })
    // 重新拉取文章列表
    //reqData依赖项发生变化会重复执行useEffect副作用函数
  }
  const onPageChange = ({current}) =>{
    // 修改参数依赖项，引发数据的重新获取列表渲染
    console.log(reqData);
    setReqData({
      ...reqData,
      page:current
    })
  }
  // 删除
  const confirm = async  (data) => {
    await delArticleApi(data.id)
    // 修改参数依赖项，引发数据的重新获取列表渲染
    setReqData({
      ...reqData,
    })
  }

   // 准备列数据
   const columns = [
    {
      title: '封面',
      dataIndex: 'cover',
      width: 120,
      render: cover => {
        return <img src={cover.images[0] || img404} width={80} height={60} alt="" />
      }
    },
    {
      title: '标题',
      dataIndex: 'title',
      width: 220
    },
    {
      title: '状态',
      dataIndex: 'status',
      render: data => status[data]
    },
    {
      title: '发布时间',
      dataIndex: 'pubdate'
    },
    {
      title: '阅读数',
      dataIndex: 'read_count'
    },
    {
      title: '评论数',
      dataIndex: 'comment_count'
    },
    {
      title: '点赞数',
      dataIndex: 'like_count'
    },
    {
      title: '操作',
      render: data => {
        return (
          <Space size="middle">
            <Button type="primary" shape="circle" icon={<EditOutlined />} 
            onClick={() => navigate(`/publish?id=${data.id}`)}/>

            <Popconfirm placement="topLeft" 
            description="确定要删除吗？" 
            title='删除文章' 
            onConfirm={()=>confirm(data)} 
            okText="Yes" 
            cancelText="No">
              <Button
                type="primary"
                danger
                shape="circle"
                icon={<DeleteOutlined />}
              />
            </Popconfirm>
            
          </Space>
        )
      }
    }
    ]

  return (
    <div>
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: '文章列表' },
          ]} />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: '' }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={''}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={2}>审核通过</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select
              placeholder="请选择文章频道"
              defaultValue="lucy"
              style={{ width: 120 }}
            >
              {channelList.map(item => <Option value={item.id} key={item.id}>{item.name}</Option>)}
              
            </Select>
          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      {/* 表格区域 */}
      <Card title={`根据筛选条件共查询到 ${count} 条结果：`}>
        <Table rowKey="id" columns={columns} dataSource={list} pagination={
          {
            total:count,
            pageSize:reqData.per_page
          }
        }onChange={onPageChange}/>
      </Card>
    </div>
  )
}

export default Article